128575224

素因数分解:

$2^3\times 3^2\times {\mathrm{491}}^1\times {\mathrm{3637}}^1$

素因数の和:4140

約数の個数: 48

約数和(自身を含む): 349029720

約数和(自身を除く): 220454496

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 491, 982, 1473, 1964, 2946, 3637, 3928, 4419, 5892, 7274, 8838, 10911, 11784, 14548, 17676, 21822, 29096, 32733, 35352, 43644, 65466, 87288, 130932, 261864, 1785767, 3571534, 5357301, 7143068, 10714602, 14286136, 16071903, 21429204, 32143806, 42858408, 64287612, 128575224]

約数ペア:

[(1, 128575224), (2, 64287612), (3, 42858408), (4, 32143806), (6, 21429204), (8, 16071903), (9, 14286136), (12, 10714602), (18, 7143068), (24, 5357301), (36, 3571534), (72, 1785767), (491, 261864), (982, 130932), (1473, 87288), (1964, 65466), (2946, 43644), (3637, 35352), (3928, 32733), (4419, 29096), (5892, 21822), (7274, 17676), (8838, 14548), (10911, 11784)]